Vivo 5 - Manual (Page 18)

Keep the phone’s microphone near the sound source.
Click the record button to record the audio and click the stop button to end the recording.
It is suggested that you save all your recordings in your SD card for maximum storage capacity.
Please ensure the SD card is installed for extended storage space.
File Explorer
The file manager allows you to search and organize your stored phone files conveniently and efficiently through one
program.
Open the File Explorer
To access » Click on the File Manager icon.